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| 2025-05-02 00:00:00 | Cleveland Weasels | Miguelangel Kizer | Add/Drop | K.C. Ludwig | |
| 2025-05-02 00:00:00 | Cleveland Weasels | Gerardo Link | Add/Drop | Austin Montague | |
| 2025-05-01 16:00:54 | Minneapolis Bricklayers | Jeffery Carr | Acquired via waivers | Joseph Baldino | Waiver |
| 2025-05-01 16:00:54 | San Diego Sabercats | Benjamin Low | Acquired via waivers | | Waiver |
| 2025-05-01 15:22:58 | Seattle Cougars | 2nd round pick in season 43 | Acquired via trade | Carsen Bollinger | San Antonio Brothas |
| 2025-05-01 15:22:58 | Seattle Cougars | | Acquired via trade | 3rd round pick in season 43 | San Antonio Brothas |
| 2025-05-01 15:22:58 | Seattle Cougars | | Acquired via trade | Nicholas Cook | San Antonio Brothas |
| 2025-05-01 07:52:28 | San Diego Sabercats | Ryan McGriff | Acquired via trade | Keith Carson | Seattle Cougars |
| 2025-05-01 07:52:28 | San Diego Sabercats | | Acquired via trade | Kyle Anderson | Seattle Cougars |
| 2025-05-01 07:52:28 | San Diego Sabercats | | Acquired via trade | 1st round pick in season 43 | Seattle Cougars |
| 2025-05-01 07:52:28 | San Diego Sabercats | | Acquired via trade | 1st round pick in season 44 | Seattle Cougars |
| 2025-05-01 00:00:00 | Philadelphia Assassins | Collin Curtin | Add/Drop | Edmundo Pantoja | |
| 2025-05-01 00:00:00 | Philadelphia Assassins | Edmundo Pantoja | Add/Drop | Duncan Kinley | |
| 2025-05-01 00:00:00 | Chicago Hilltoppers | | Demoted | Tyler Miles | Clarksville River Bandits |
| 2025-05-01 00:00:00 | Clarksville River Bandits | | Promoted | Mitchell Ardis | Chicago Hilltoppers |
| 2025-05-01 00:00:00 | San Antonio Brothas | | Drop | Richard Lamont | |
| 2025-05-01 00:00:00 | San Antonio Brothas | | Drop | Jake Pero | |
| 2025-05-01 00:00:00 | San Antonio Brothas | | Demoted | Carsen Bollinger | Calgary Cougars |
| 2025-05-01 00:00:00 | Sao Paulo Jackalopes | | Promoted | Brayden Miller | Cincinnati Skyliners |
| 2025-05-01 00:00:00 | Cincinnati Skyliners | | Drop | Liam Kafka | |
| 2025-05-01 00:00:00 | Cincinnati Skyliners | | Drop | Samuel Meeks | |
| 2025-05-01 00:00:00 | Sao Paulo Jackalopes | | Promoted | Charles Gordon | Cincinnati Skyliners |
| 2025-05-01 00:00:00 | Sao Paulo Jackalopes | | Promoted | Ramon Hopkins | Cincinnati Skyliners |
| 2025-05-01 00:00:00 | Cincinnati Skyliners | | Demoted | Noah Prewitt | Sao Paulo Jackalopes |
| 2025-05-01 00:00:00 | San Francisco Golden Gators | | Demoted | Tyler Lague | Little Rock Fighting Farmers |